agpvar.h File Reference

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Data Structures
struct	agp_info
struct	agp_memory_info

Macros
#define	AGP_NORMAL_MEMORY   0
#define	AGP_USER_TYPES   (1 << 16)
#define	AGP_USER_MEMORY   (AGP_USER_TYPES)
#define	AGP_USER_CACHED_MEMORY   (AGP_USER_TYPES + 1)

Enumerations
enum	agp_acquire_state { AGP_ACQUIRE_FREE , AGP_ACQUIRE_USER , AGP_ACQUIRE_KERNEL }

Functions
device_t	agp_find_device (void)
enum agp_acquire_state	agp_state (device_t dev)
void	agp_get_info (device_t dev, struct agp_info *info)
int	agp_acquire (device_t dev)
int	agp_release (device_t dev)
int	agp_enable (device_t dev, u_int32_t mode)
void *	agp_alloc_memory (device_t dev, int type, vm_size_t bytes)
void	agp_free_memory (device_t dev, void *handle)
int	agp_bind_memory (device_t dev, void *handle, vm_offset_t offset)
int	agp_unbind_memory (device_t dev, void *handle)
void	agp_memory_info (device_t dev, void *handle, struct agp_memory_info *mi)
int	agp_bind_pages (device_t dev, vm_page_t *pages, vm_size_t size, vm_offset_t offset)
int	agp_unbind_pages (device_t dev, vm_size_t size, vm_offset_t offset)

Macro Definition Documentation

AGP_NORMAL_MEMORY

#define AGP_NORMAL_MEMORY   0

Definition at line 140 of file agpvar.h.

AGP_USER_CACHED_MEMORY

#define AGP_USER_CACHED_MEMORY   (AGP_USER_TYPES + 1)

Definition at line 144 of file agpvar.h.

AGP_USER_MEMORY

#define AGP_USER_MEMORY   (AGP_USER_TYPES)

Definition at line 143 of file agpvar.h.

AGP_USER_TYPES

#define AGP_USER_TYPES   (1 << 16)

Definition at line 142 of file agpvar.h.

Enumeration Type Documentation

agp_acquire_state

enum agp_acquire_state

Enumerator
AGP_ACQUIRE_FREE
AGP_ACQUIRE_USER
AGP_ACQUIRE_KERNEL

Definition at line 39 of file agpvar.h.

Function Documentation

agp_acquire()

int agp_acquire

(

device_t

dev

)

Definition at line 954 of file agp.c.

References agp_acquire_helper(), and AGP_ACQUIRE_KERNEL.

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agp_alloc_memory()

void * agp_alloc_memory	(	device_t	dev,
		int	type,
		vm_size_t	bytes
	)

Definition at line 971 of file agp.c.

References type.

agp_bind_memory()

int agp_bind_memory	(	device_t	dev,
		void *	handle,
		vm_offset_t	offset
	)

Definition at line 982 of file agp.c.

References handle, mem, and offset.

agp_bind_pages()

int agp_bind_pages	(	device_t	dev,
		vm_page_t *	pages,
		vm_size_t	size,
		vm_offset_t	offset
	)

Definition at line 1006 of file agp.c.

References AGP_DPF, agp_softc::as_lock, offset, and size.

agp_enable()

int agp_enable	(	device_t	dev,
		u_int32_t	mode
	)

Definition at line 966 of file agp.c.

References mode.

agp_find_device()

device_t agp_find_device

(

void

)

Definition at line 910 of file agp.c.

References agp_devclass.

agp_free_memory()

void agp_free_memory	(	device_t	dev,
		void *	handle
	)

Definition at line 976 of file agp.c.

References handle, and mem.

agp_get_info()

void agp_get_info	(	device_t	dev,
		struct agp_info *	info
	)

Definition at line 938 of file agp.c.

References agp_find_caps(), AGP_STATUS, agp_info::ai_aperture_base, agp_info::ai_aperture_size, agp_info::ai_memory_allowed, agp_info::ai_memory_used, agp_info::ai_mode, agp_softc::as_allocated, agp_softc::as_aperture, and agp_softc::as_maxmem.

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agp_memory_info()

void agp_memory_info	(	device_t	dev,
		void *	handle,
		struct agp_memory_info *	mi
	)

Definition at line 994 of file agp.c.

References agp_memory::am_is_bound, agp_memory::am_offset, agp_memory::am_physical, agp_memory::am_size, agp_memory_info::ami_is_bound, agp_memory_info::ami_offset, agp_memory_info::ami_physical, agp_memory_info::ami_size, handle, and mem.

agp_release()

int agp_release

(

device_t

dev

)

Definition at line 960 of file agp.c.

References AGP_ACQUIRE_KERNEL, and agp_release_helper().

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agp_state()

enum agp_acquire_state agp_state

(

device_t

dev

)

Definition at line 931 of file agp.c.

References agp_softc::as_state.

agp_unbind_memory()

int agp_unbind_memory	(	device_t	dev,
		void *	handle
	)

Definition at line 988 of file agp.c.

References handle, and mem.

agp_unbind_pages()

int agp_unbind_pages	(	device_t	dev,
		vm_size_t	size,
		vm_offset_t	offset
	)

Definition at line 1057 of file agp.c.

References agp_softc::as_lock, offset, and size.